@media screen and (max-width: 48rem) {
  body {
    min-width: 18.75rem;
    min-height: 31vh;
  }
  .moNavBtnHide {
    display: none;
  }
  header {
    width: 100%;
    box-sizing: border-box;
  }
  header nav {
    box-sizing: border-box;
    width: 100%;
  }
  header .nav_box {
    width: 100%;
    box-sizing: border-box;
  }
  main {
    width: 100%;
    display: block;
    min-height: 22vh;
    box-sizing: border-box;
  }
  footer {
    width: 100%;
    box-sizing: border-box;
  }
  main {
    width: 100%;
    background-color: #fff !important;
  }
  main .level_two {
    width: 90%;
    margin: 0 auto;
    margin-bottom: 1.875rem;
  }
  main .level_two h2 {
    width: 12.5rem;
    height: 1rem;
    font-family: SourceHanSansCN;
    font-weight: bold;
    font-size: 1rem;
    color: #333333;
    line-height: 1rem;
    margin-top: 1.5rem;
    margin-bottom: 0.9375rem;
  }
  main .level_two div {
    margin-top: 0.625rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
  }
  main .level_two div div {
    margin-bottom: 0.625rem;
    width: 45%;
    height: 3.75rem;
    text-align: center;
    line-height: 3.75rem;
    border: 0.0625rem solid #999;
  }
  main .level_two div div p {
    width: 100%;
    text-align: center;
    height: 3.75rem;
    font-family: SourceHanSansSC;
    font-weight: 400;
    font-size: 0.75rem;
    color: #666;
    line-height: 3.75rem;
  }
  main .level_two div div:first-child {
    background: #02A0E7;
    border: 0.0625rem solid rgba(0, 0, 0, 0);
  }
  main .level_two div div:first-child p {
    color: #fff;
  }
}
@media screen and (min-width: 48.0625rem) {
  body {
    min-width: 75.0625rem;
  }
  main {
    width: 100%;
    height: 100%;
    min-height: 21vh;
  }
  main {
    width: 100%;
    background-color: #fff !important;
  }
  main .level_two {
    width: 62.6%;
    margin: 0 auto;
    margin-bottom: 2.375rem;
  }
  main .level_two h2 {
    width: 12.5rem;
    height: 1.5rem;
    font-family: SourceHanSansCN;
    font-weight: bold;
    font-size: 1.5rem;
    color: #333333;
    line-height: 1.8125rem;
    margin-top: 3.0625rem;
    margin-bottom: 1.875rem;
  }
  main .level_two div {
    margin-top: 0.625rem;
    display: flex;
    justify-content: space-between;
  }
  main .level_two div div {
    width: 16.8125rem;
    height: 5rem;
    text-align: center;
    line-height: 5.5rem;
  }
  main .level_two div div p {
    width: 100%;
    text-align: center;
    height: 5rem;
    font-family: SourceHanSansSC;
    font-weight: 400;
    font-size: 1.125rem;
    color: #666;
    line-height: 5rem;
  }
  main .level_two div div:first-child {
    background: #02A0E7;
  }
  main .level_two div div:first-child p {
    color: #fff;
  }
}